The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 28, 2026
Filed:
Dec. 16, 2021
Applicant:
Ewald Dörken Ag, Herdecke, DE;
Inventors:
Thomas Bachon, Düsseldorf, DE;
Ronald Flaig, Leverkusen, DE;
Carsten Harfmann, Frankfurt, DE;
Rüdiger Laur, Dortmund, DE;
Yvonne Weeke, Essen, DE;
Assignee:
EWALD DÖRKEN AG, Herdecke, DE;
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/12 (2006.01); B29C 48/07 (2019.01); B29C 48/154 (2019.01); B29C 48/21 (2019.01); B29K 67/00 (2006.01); B29K 75/00 (2006.01); B32B 5/02 (2006.01); B32B 7/12 (2006.01); B32B 27/40 (2006.01); E04D 12/00 (2006.01);
U.S. Cl.
CPC ...
B32B 27/12 (2013.01); B29C 48/07 (2019.02); B29C 48/154 (2019.02); B29C 48/21 (2019.02); B32B 5/022 (2013.01); B32B 7/12 (2013.01); B32B 27/40 (2013.01); B29K 2067/00 (2013.01); B29K 2075/00 (2013.01); B29K 2713/02 (2013.01); B29K 2995/0065 (2013.01); B29K 2995/0069 (2013.01); B29K 2995/0097 (2013.01); B32B 2255/02 (2013.01); B32B 2255/26 (2013.01); B32B 2262/0253 (2013.01); B32B 2262/124 (2021.05); B32B 2274/00 (2013.01); B32B 2307/54 (2013.01); B32B 2307/718 (2013.01); B32B 2307/7265 (2013.01); B32B 2307/734 (2013.01); B32B 2307/7376 (2023.05); B32B 2419/06 (2013.01); E04D 12/002 (2013.01);
Abstract
A high-ageing-stable planar sheet for the building sector and to the use of a high-ageing-stable planar sheet in the building sector, in particular as a sarking sheet, underlay sheet and/or sheathing sheet in a roof construction and/or a façade sheet in a wall construction.